Treadmill



FIG. 1 is a front and top perspective view of a treadmill, showing my design.

FIG. 2 is a rear and bottom perspective view thereof.

FIG. 3 is a front elevation view thereof.

FIG. 4 is a rear elevation view thereof.

FIG. 5 is a left side elevation view thereof.

FIG. 6 is a right side elevation view thereof.

FIG. 7 is a top plan view thereof.

FIG. 8 is a bottom plan view thereof.

FIG. 9 is an enlarged view of an area labeled 9 in FIG. 1.

FIG. 10 is an enlarged view of an area labeled 10 in FIG. 1.

FIG. 11 is an enlarged view of an area labeled 11 in FIG. 2; and,

FIG. 12 is an enlarged view of an area labeled 12 in FIG. 2.

The broken lines in the drawings depict environmental structure and boundaries and form no part of the claimed design. 

CLAIM The ornamental design for a treadmill, as shown and described. 